Internationale Jugendbibliothek (1949-)(2)
Adenauer, Konrad (1876-1967)(1)
Benedetti Michelangeli, Arturo (1920-1995)(1)
Conference on the Crisis of the University (1973 : Venedig) (1973-)(1)
Dauzenroth, Erich (1931-2004)(1)
Deutsche Korczak-Gesellschaft(1)
Deutsches Jugendarchiv München (1949-)(1)
International Board on Books for Young People(1)
International Centre for Mechanical Sciences (1969-)(1)
International Symposium on Contemporary Physics (1968 : Triest) (1968-)(1)
Internationale Ausstellung "Das Jugendbuch" (1946-1947)(1)